What is the best quality controlled Pcr inactivated Dna control or Nattrol for Influenza A H1N1 Positive Control (6 X 0.5 ml/vial)?

The NATtrol Influenza A H1N1, External Run Control, Low from PubMed Publications delivered next week by Gentaur to your Lab is the best reagent! The catalog number is NATFLUAH1N1-ERCL and the price is 278 EUR.